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Gas control assembly to thermal well – Bradford White M-2-TW-75T6BN User Manual

Page 27

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Gas Control Assembly to Thermal Well

Step 6.

Reconnect wire harnesses to gas control
per the illustration.

Step 7.

Reconnect gas piping to gas control.
Restore gas supply and check for gas
leaks.

Step 8.

To resume operation, follow the
instruction located on the lighting
instruction label or the lighting instruction
located in the installation and operation
manual.

5 pin

blower harness connection

3 pin
thermal well connection

Ground Wire

connection

Flammable Vapor
Sensor

Igniter/sensor

connection

Thermal well
flange slots

Gas control Tabs

TTW SERVICE PROCEDURE VI

Gas Control & Thermal Well Testing

and Replacement

Page 27

24

25

Step 1.

Install threaded end of thermal well into tank. Be sure
thermal well flange is positioned as shown in photo 24
for proper control alignment.

Step 2.

Route wire leads back into relief opening.
(see photo 24)

Step 3.

Align slots located on thermal well flange with tabs
located on back of gas control (see photos 24 & 25)

Step 4.

Carefully push control back onto thermal well flange
as far as possible towards water heater. Slide control
down to lock into position.

Step 5.

Install burner and connect pilot and feedline to gas
control.

Route wires
through relief
opening

Page 27

5 pin

blower harness connection

3 pin
thermal well connection

Ground Wire

connection

Flammable Vapor
Sensor

Igniter/sensor

connection

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